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title: "IMDRF Principles and Practices for Medical … | MedTech Terms"
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Cybersecurity [Connected & Cyber-Physical Devices](/ecosystems/connected-devices)[Global Markets](/ecosystems/global-markets)

# IMDRF Principles and Practices for Medical Device Cybersecurity

International harmonized guidance on medical-device cybersecurity from the IMDRF Cybersecurity Working Group.

Reviewed by [Christian Espinosa, Founder, Blue Goat Cyber](/authors/christian-espinosa) Last reviewed May 5, 2026 

## Definition

The International Medical Device Regulators Forum ( [IMDRF](/terms/imdrf)) Cybersecurity Working Group has published a series of guidance documents - most notably IMDRF/CYBER WG/N60 (Principles and Practices for Medical Device Cybersecurity, 2020) and N73 (Principles and Practices for the Cybersecurity of Legacy Medical Devices, 2023) - that harmonize regulator expectations across jurisdictions including the FDA, Health Canada, MHRA,  [TGA](/terms/tga),  [PMDA](/terms/pmda), and the EU. 

What the regulation says

[IMDRF](/terms/imdrf) guidance is non-binding but heavily influences national regulators. FDA's 2023 cybersecurity guidance, Health Canada's Pre-market Requirements for Medical Device Cybersecurity, and the EU  [MDR](/terms/mdr-reporting) Annex I §17.2 all align to IMDRF principles. Submitting a product that meets IMDRF principles materially eases multi-jurisdiction filings. 

## What this means in practice

MedTech teams pursuing global submissions use  [IMDRF](/terms/imdrf) principles as the common backbone, then layer on jurisdiction-specific requirements ( [524B](/terms/section-524b) for the US,  [MDCG](/terms/mdcg) 2019-16 for the EU). The legacy-device guidance (N73) is particularly valuable because it addresses devices designed before modern cybersecurity expectations existed. 

Common pitfalls

-   • Treating IMDRF guidance as the ceiling rather than the floor - national regulators add specifics. 
-   • Ignoring N73's legacy-device guidance for products approaching end-of-support. 

## Frequently asked questions

Is IMDRF guidance binding? 

No.  [IMDRF](/terms/imdrf) documents are harmonized recommendations. National regulators (FDA, Health Canada, MHRA,  [TGA](/terms/tga), EU) adopt and adapt them through their own guidance and regulation. 

What's in IMDRF/CYBER WG/N73? 

How does IMDRF guidance interact with FDA's 2023 guidance? 

## Related terms

Grouped by theme 

### Editor's picks

· Hand-selected related concepts 

[

Cybersecurity

Legacy Device Cybersecurity

Cybersecurity considerations for medical devices that cannot be reasonably protected against current threats.





](/terms/legacy-device-cyber)[

Cybersecurity

Premarket Cybersecurity Submission

The bundle of cybersecurity artifacts a sponsor includes in a 510(k), De Novo, PMA, or HDE submission for a cyber device.





](/terms/premarket-cybersecurity)[

Cybersecurity

Section 524B of the FD&C Act(524B) 

The federal statute that gives FDA explicit premarket authority over cybersecurity for cyber devices.





](/terms/section-524b)[

Regulatory

IMDRF

International Medical Device Regulators Forum.





](/terms/imdrf)

### More in Cybersecurity

· Same category 

[

Cybersecurity

AAMI SW96

AAMI/ANSI standard establishing requirements for medical-device cybersecurity activities throughout the lifecycle.





](/terms/aami-sw96)[

Cybersecurity

AAMI TIR57

AAMI Technical Information Report providing MedTech-specific guidance on cybersecurity risk management.





](/terms/aami-tir57)[

Cybersecurity

AAMI TIR97(TIR97) 

AAMI Technical Information Report on post-market security risk management for medical device manufacturers, the operational companion to TIR57.





](/terms/aami-tir97)[

Cybersecurity

Brainjacking

Unauthorized remote control of an implanted neurostimulator (e.g., DBS) to alter stimulation parameters and harm a patient.





](/terms/brainjacking)

Cited by

Where this term appears across MedTech Terms.

Ecosystems (2)

-   [Connected & Cyber-Physical Devices](/ecosystems/connected-devices)
-   [Global Markets](/ecosystems/global-markets)

## Primary references

3 sources 

Link health:  3 verified · last checked 2026-06-20 

IMDRF· 2 FDA· 1 

1.  [1 
    
    IMDRF/CYBER WG/N60 (2020)
    
    Verified 
    
    IMDRF · imdrf.org 
    
    
    
    ](https://www.imdrf.org/documents/principles-and-practices-medical-device-cybersecurity)
2.  [2 
    
    IMDRF/CYBER WG/N73 (2023)
    
    Verified 
    
    IMDRF · imdrf.org 
    
    
    
    ](https://www.imdrf.org/documents/principles-and-practices-cybersecurity-legacy-medical-devices)
3.  [3 
    
    FDA - Cybersecurity for Medical Devices
    
    Verified 
    
    FDA · fda.gov 
    
    
    
    ](https://www.fda.gov/medical-devices/digital-health-center-excellence/cybersecurity)

Inline markers like \[1\]  jump to the matching reference above.

Sponsor note

### Working on medical device cybersecurity?

Blue Goat Cyber specializes in MedTech cybersecurity - threat modeling, SBOMs, penetration testing, and FDA premarket submissions.

[Book a 30-minute discovery session](https://go.bluegoatcyber.com/meetings/blue-goat-cyber/discovery-session)

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MedTech Terms is a community resource sponsored by [Blue Goat Cyber](https://bluegoatcyber.com). Definitions are independent of any vendor.

On this term

Category

Cybersecurity

Sources

3

Updated

5/5/2026

[Compare with another term](/compare?a=imdrf-cyber-principles)

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International harmonized guidance on medical-device cybersecurity from the IMDRF Cybersecurity Working Group.

-   · MedTech teams pursuing global submissions use IMDRF principles as the common backbone, then layer on jurisdiction-specific requirements (524B for the US, MDCG 2019-16 for the EU). 
-   · The legacy-device guidance (N73) is particularly valuable because it addresses devices designed before modern cybersecurity expectations existed. 

Remember this

Watch out: Treating IMDRF guidance as the ceiling rather than the floor - national regulators add specifics.

Related terms

-   [Section 524B of the FD&C Act(524B) ](/terms/section-524b)
-   [Premarket Cybersecurity Submission ](/terms/premarket-cybersecurity)
-   [Legacy Device Cybersecurity ](/terms/legacy-device-cyber)
-   [IMDRF ](/terms/imdrf)

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